Re: [PATCH 0/8] serial: st-asc: Allow handling of RTS line

Greg KH
2017-01-25T10:07:22Z

On Tue, Jan 24, 2017 at 01:43:02PM +0000, Lee Jones wrote:
> When hardware flow-control is disabled, manual toggling of the UART's
> reset line (RTS) using userland applications (e.g. stty) is not
> possible, since the ASC IP does not provide this functionality in the
> same was as some other IPs do. Thus, we have to do this manually.
>
> This set ensures the correct Pinctrl groups are configured and
> obtained for both manual toggling of the RTS line and for the IP to
> take over the lines when HW flow-control is requested by the user.
>
> Lee Jones (8):
> serial: st-asc: Ignore the parity error bit if 8-bit mode is enabled
> serial: st-asc: Provide RTS functionality
> serial: st-asc: Read in all Pinctrl states
> serial: st-asc: (De)Register GPIOD and swap Pinctrl profiles
> ARM: dts: STiH410-b2260: Identify the UART RTS line
> ARM: dts: STiH407-pinctrl: Add Pinctrl group for HW flow-control
> ARM: dts: STiH407-family: Use new Pinctrl groups
> ARM: dts: STiH407-family: Enable HW flow-control
>
> arch/arm/boot/dts/stih407-family.dtsi | 7 +--
> arch/arm/boot/dts/stih407-pinctrl.dtsi | 12 ++++-
> arch/arm/boot/dts/stih410-b2260.dts | 1 +
> drivers/tty/serial/st-asc.c | 98 +++++++++++++++++++++++++++++++---
> 4 files changed, 105 insertions(+), 13 deletions(-)
>
> --
> 2.10.2

I'll ignore this series due to the kbuild problems :(